The City Charter of the City of Portland is amended by adding to Chapter 11, Article 1, Section 11-105, which shall read:

For each fiscal year the Council a Public Water Board, comprised of city residents elected from each State senate district that is situated, in some portion, within City of Portland boundaries, shall fix water rates which will provide an estimated income to equal expenses and debt service relating to water bonds. No charge shall be made for water used in extinguishing fires in the City.

The CouncilPublic Water Board may fix special charges for connections, disconnections, turn-ons, discontinuances of service, all special services or work, and other contingencies, situations or conditions, which it finds advantageous or appropriate from time to time. Charges and bills may be adjusted as found just and equitable. [New sec. Nov. 8, 1966.]"